Rising Stem Gate Valve

Corrosion
Resistant

Leak Tight
Sealing

Automated
Operation

Low Maintenance
Long Life

Alis Valves offers high-quality Rising Stem Gate Valves designed for reliable isolation in industrial piping systems. In this design, the stem moves upward as the valve opens, providing a clear visual indication of valve position, making operation and maintenance easier. Engineered for durability and precision, rising stem gate valves ensure smooth operation, tight sealing, and long-term performance in demanding applications involving water, steam, oil, and gas.

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Product Specifications and Overview

Size Range

DN 50 to DN 1200

Pressure Rating

PN 10 to PN 100 (or higher)

Body Material

Cast Iron / Cast Steel / Stainless Steel

Gate Material

Stainless Steel / Alloy Steel

Seat Material

Metal Seated / Soft Seated

End Connection

Flanged / Butt Weld

Operation

Manual / Gear / Electric Actuated

Temperature Range

Up to 600°C (Depends on Material)

Media

Water, Steam, Oil, Gas

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Industries Served

Cement

Engineered valve solutions tailored for critical Cement operating processes.

Chemical

Engineered valve solutions tailored for critical Chemical operating processes.

Data centres

Engineered valve solutions tailored for critical Data centres operating processes.

Fertilizer

Engineered valve solutions tailored for critical Fertilizer operating processes.

Applications

Ammonia

High-performance flow automation engineered for Ammonia operations.

CO₂

High-performance flow automation engineered for CO₂ operations.

Compressed Air

High-performance flow automation engineered for Compressed Air operations.

Cryogenic

High-performance flow automation engineered for Cryogenic operations.

Frequently Ask Questions

What Is a Rising Stem Gate Valve?

A Rising Stem Gate Valve is a gate valve in which the stem moves upward as the valve opens and downward as it closes. The movement of the stem provides a visible indication of the valve's open or closed position.

What Does OS&Y Mean?

OS&Y means Outside Screw and Yoke. In this arrangement, the operating screw/stem mechanism is outside the valve body and the stem moves vertically during operation.

Which Is Better: Rising or Non-Rising Stem?

It depends on the application. Rising Stem: Better where visual valve-position indication and easy maintenance are important. Non-Rising Stem: Better where vertical installation space is limited, particularly underground.

What Is the Main Advantage of a Rising Stem Design?

The primary advantage is clear visual indication of valve position. Operators can see whether the valve is open or closed by observing the stem position.

How Does a Rising Stem Gate Valve Work?

When the handwheel is rotated: The stem moves upward → Valve opens The stem moves downward → Valve closes The gate/wedge moves with the stem to open or block the flow passage.

Who Is a Rising Stem Gate Valve Manufacturer in India?

Rising Stem Gate Valve manufacturer and supplier in India for reliable isolation in oil & gas, steam, water, chemical, power and industrial applications.